ubuntu °²mysql install dbʱ³öÁËÎÊÌâ
ÕâÁ½ÌìÎÒ×°ÁËUBUNTU £¬ÔÚ±àÒë°²×°MYSQLµÄʱºòûÓгöʲôÎÊÌ⣬
µ½scripts/mysql_install_db --user=mysql
ÕâÒ»²½Ê±£¬µÃµ½ÈçÏ´íÎó
FATAL ERROR: Can't find mysqld. Please specify your installation
directory with the '--basedir=' option.
FATAL ERROR: Could not find SQL file '/fill_help_tables.sql'
µ½ÍøÉÏÕÒÁ˺ܾÃҲûÕÒµ½·½·¨À´½â¾öÕâ¸öÎÊÌ⣬
ºóè¡°Ñ/etc/mysql/my.cnfÕâ¸öÎļþ¸øÉ¾³ýÁËÖ®ºóÔÙ½øÐÐÉÏÃæµÄ²Ù×÷¾ÍûÓÐÎÊÌâÁË£¬
ÕæÆæ¹Ö£¬²»ÖªµÀÊÇʲôÔÒò
Ïà¹ØÎĵµ£º
1.Ç°ÃæÒ»ÆªÎÄÕÂÏêϸ½éÉÜÁËÈçºÎÔÚWindowsÏÂÕûºÏapache+mysql+php+tomcat,ºÜ¼òµ¥£¬µ«ÊÇÔÚLinuxϾÍûÕâôÈÝÒ×ÁË£¬ÐèÒªÊÖ¹¤µÄȥдÅäÖÃÎļþ£¬ÍøÉϵÄ×ÊÁÏÓкܶ࣬µ«ÊÇÎÒ¸ù¾ÝËûÃǵÄд·¨£¬Ò»²½Ò»²½µÄÅäÖû¹ÊÇûÄÜsuccess!£¨¿ÉÄÜÊÇÎÒ¸öÈ˵ÄÔÒò£¬²»¹ý£¬ÎÞÂÛÔÚGoogle»¹ÊÇbaiduËѵ½µÄÎÄÕ¾ÍÄÇô¼¸Æª£¬Õâ¸öתһÏ£¬ÄǸöתһÏ£¬×îºó¶¼² ......
1 µ¼³ö:
½øÈëÃüÁîÐÐ: Ö´ÐÐ
mysqldump -u username -p password –all-databases > all.sql
Ïêϸ²ÎÊý:
http://dev.mysql.com/doc/refman/5.1/en/mysqldump.html
2 µ¼Èë
½øÈëmysql -u username -p password
Ö´ÐÐsource all.sql;
......
À´Ô´£ºhttp://www.blogjava.net/Alpha/archive/2007/07/23/131912.html
//Ö÷¼ü549830479
alter table tabelname add new_field_id int(5) unsigned default 0 not null auto_increment ,add primary key (new_field_id);
//Ôö¼ÓÒ»¸öÐÂÁÐ549830479
alter table t2 add d timestamp;
alter table infos add ......
mysqlÎļþµ¼ÈëÂÒÂëÎÊÌâµÄ½â¾ö£º
1 ÃüÁî²ì¿´×Ö·ûÉèÖá£
mysql> show variables like "%char%";
2 ½«²»ÊÇutf-8µÄ¶¼¸Ä³Éutf8¡£Ö»ÓÐfilesystem²»±ä;
| Variable_name | Value
&nb ......
Mysql³£ÓÃÃüÁî½Å±¾
µÚÒ»ÕС¢mysql·þÎñµÄÆô¶¯ºÍÍ£Ö¹
net stop mysql
net start mysql
µÚ¶þÕС¢µÇ½mysql
Óï·¨ÊÇ mysql -hÖ÷»ú -uÓû§Ãû -pÃØÃÜ
Àý×ÓÊÇ mysql -hlocalhost -uroot -p123456
Ҫȷ¶¨mysql°²×°Ê±ºò¹´Ñ¡ÁË¿ÉÒÔÔ¶³ÌÁ´½Ó¡£Èç¹ûµÇ½±¾µØ¼ÆËã»ú£¬-h¿ÉÒÔÊ¡ÂÔ£¬¼üÈëÃüÁîmysql -uroot -p£¬ »Ø³µºóÌáʾÄãÊäÈëÃÜÂ룬 ......